#317773
Closest named color: Bluegreen (#017A79). oklch(52.4% 0.07 190.1), rgb(49, 119, 115).
Aa
White text reads best on this color (5.22:1).
About this color
#317773 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 52%, its chroma 0.070 and its hue 190°. Its hue sits on the cool side of the wheel. The nearest named color is Bluegreen (#017A79), ΔE 0.020 away. White text reads best on it, at 5.22:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.070) |
| Temperature | cool |
| Nearest name | Bluegreen (#017A79) |
| Black text | 4.01:1 |
| White text | 5.22:1 |
Values
| HEX | #317773 |
| RGB | rgb(49, 119, 115) |
| HSL | hsl(177, 42%, 33%) |
| OKLCH | oklch(52.4% 0.07 190.1) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #317773 | 5.22:1 | AA | Lc -81.1 | Fine for body text |
| Black text on #317773 | 4.01:1 | AA large text | Lc 28.3 | Dividers and decoration only |
| #317773 text on white | 5.22:1 | AA | Lc 75.7 | Fine for body text |
| #317773 text on black | 4.01:1 | AA large text | Lc -26.0 | Dividers and decoration only |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 600.
-
Step 50
50
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100
#E3ECEB
oklch(93.6% 0.01 189.1)
-
Step 200
200
#CDDDDC
oklch(88.5% 0.017 192.3)
-
Step 300
300
#AAC8C5
oklch(81% 0.033 189.1)
-
Step 400
400
#7CABA7
oklch(70.7% 0.051 189.5)
-
Step 500
500
#589692
oklch(63% 0.065 190.3)
-
Step 600
600 (this color)
#317773
oklch(52.4% 0.07 190.1)
-
Step 700
700
#2D6D69
oklch(49.2% 0.065 189.7)
-
Step 800
800
#275956
oklch(42.9% 0.054 190.1)
-
Step 900
900
#254947
oklch(37.8% 0.042 190.9)
-
Step 950
950
#162B29
oklch(27.1% 0.027 187.9)
#317773 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #717173 | 0.075 |
| Deuteranopia (no green cones) | #656974 | 0.069 |
| Tritanopia (no blue cones) | #007A76 | 0.020 |
| Achromatopsia (no color) | #6C6C6C | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #317773
#317773
oklch(52.4% 0.07 190.1)
- #8D5961
#8D5961
oklch(52.4% 0.069 9.7)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #317773, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluegreen #017A79 ΔE 0.020
- Deep Aqua #08787F ΔE 0.024
- Deep Turquoise #017374 ΔE 0.027
- Dark Aquamarine #017371 ΔE 0.027
- Teal #008080 ΔE 0.030
- Ocean #017B92 ΔE 0.048
- Dark Aqua #05696B ΔE 0.053
- Metallic Blue #4F738E ΔE 0.059
Use #317773 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.